National Stock Number
2590-12-177-4703
National Stock Number (NSN) 2590-12-177-4703, or NIIN 121774703, (tank,oil,hydraulic system) has an unknown assigned date. NIIN 121774703 was cancelled on January 2, 2013, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 19454. [A FULLY INCLOSED TANK USED TO HOLD THE RESERVE HYDRAULIC OIL IN HYDRAULIC SYSTEMS. IT MUST HAVE AN OPENING FOR MANUAL FILLING. EXCLUDES:HYDRAULIC CYLINDERS, TANK, PRESSURE AND TANK, HYDRAULIC FLUID, AIRCRAFT.].
This information was last updated on Jul 25, 2025.